Question

On turning a corner, a motorist rushing at 44 ms-1 finds a child on the road 100 m ahead. He instantly stops the engine and applies the brakes so as to stop it within 1 m of the child. Calculate time required to stop it.​

Answer 1

He instantly stops the engine and applies the brakes so as to stop it within 1 m of the child. Calculate time required to stop it. (Ans. 4.5 s]